Graphs_for_Analytical_Tools.PNG
6. The slope of the tangent in the top graph is equal to the value of the growth in the bottom graph.

9. The area of the blue box represents Collin's height. The value of the selected area in the bottom graph (0.3350) is the difference between the minimum and the maximum values in the above graph.

10. Collin was no9t growing most repidly as a teenager; he was growing most rapidly as a baby (ages 0-3).